In fact, some studies report that use of 100% oxygen is associated with an increased risk of neonatal mortality.13, 14.
统计报告纯氧吸入率与新生儿死亡率相关。
When Austrian climber Gerlinde Kaltenbrunner crested the peak of K2 this week, she became the first woman to summit all 14 of the world's tallest mountains without the use of supplementary oxygen.
奥地利登山家gerlinde Kaltenbrunner本周成功登顶乔戈里峰，成为登山史上首个全程无氧登山14座的女性。
They thought they might (14) ____ because there's not enough food, (15) ____or oxygen on Mars.
他们认为他们可能(14)____，因为火星上没有足够的食物、(15)____或氧气。
应用推荐